It's easy to charge your devices on the go with this slim, lightweight power bank (aka portable charger). The Belkin 5,000 mAh can recharge artphones up to 1 times providing an average of 11 hours web browsing or 19 hours call time. The universal USB-A port delivers up to 2.4amp to safely and quickly charge your devices. The battery recharges quickly between uses with a 2.0 amp input.